A disaccharide, such as maltose, consists of two molecules of glucose linked by what type of bond?
A. Phosphodiester.
B. Glycosidic.
C. Steroid.
D. Peptide.
E. Hydrogen.
B. Glycosidic.
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Gibberellic acid:
A. stimulates fruit formation. B. inhibits photosynthesis. C. stimulates stem elongation. D. maintains seed dormancy. E. is overexpressed in semidwarf varieties of plants.
The development and use of ____ ushered in the era of genomics when geneticists began planning ways to sequence the 3.2 billion nucleotides in the human genome
a. transmission genetics b. the electron microscope c. recombinant DNA technology d. cytogenetics e. karyotypes
What is the function of the poly A tail?
A. The poly A tail is required for the termination of translation, it is recognized by the release factor proteins B. The poly A tail is required for the mRNA to resume its double helical structure C. The poly A tail increases mRNA stability in eukaryotes. D. The poly A tail increases mRNA stability in prokaryotes. E. The poly A tail serves as a termination sequence for RNA polymerase III.
Most plants incorporate carbon dioxide into sugars by means of a cycle of reactions called the
A. CAM cycle. B. citric acid cycle. C. carbon cycle. D. Calvin cycle. E. Krebs cycle.